.header-nav {
    padding: 0;
    position: fixed;
    left: 0;
    width: 100%;
    z-index: 2;
    background: rgba(40,42,44,.36);
}

.header-nav .layui-nav-bar {
    background-color: transparent;
}

.header-nav .layui-nav-child {
    background-color: rgba(40,42,44,.36);
    border: 0 solid transparent;
}

.header-nav .layui-nav-child a:hover {
    background-color: transparent;
    color: #ffffff;
}

.header-desc {
    top: 50%;
    position: absolute;
    width: 100%;
    margin-top: -50px;
    z-index: 2;
    color: #fff;
    text-shadow: 2px 2px 2px #666;
    text-align: center;
}

@media (max-width: 768px) {
    .header-row:before, .header-image {
        height: 320px !important;
    }
    .header-desc {
        top: 180px !important;
    }
}

@keyframes fadeInDown {
    0% {
        -moz-transform: translateY(-100%);
        -ms-transform: translateY(-100%);
        -webkit-transform: translateY(-100%);
        transform: translateY(-100%);
        opacity: 0
    }

    50% {
        -moz-transform: translateY(-100%);
        -ms-transform: translateY(-100%);
        -webkit-transform: translateY(-100%);
        transform: translateY(-100%);
        opacity: 0
    }

    100% {
        -moz-transform: translateY(0%);
        -ms-transform: translateY(0%);
        -webkit-transform: translateY(0%);
        transform: translateY(0%);
        opacity: 1
    }
}

.header-desc-title {
    cursor: pointer;
    animation: fadeInDown 1s;
    transition: all 0.8s ease !important;
}

.header-desc-title:hover {
    left: 2px;
    text-shadow: -2px 0 #00a7e0;
}

.header-image {
    width: 100%;
    height: 100vh;
    margin: 0;
    padding: 0;
    z-index: -1;
}

.header-row {
    font-family: 'Noto Serif SC', 'Source Han Serif SC', 'Source Han Serif', source-han-serif-sc, 'PT Serif', 'SongTi SC', 'MicroSoft Yahei', Georgia, serif;
    color: #505050;
    font-size: 15px;
    line-height: 1.5;
    box-shadow: 7px 4px 3px 0px rgb(170 170 170 / 50%)
}

.header-row:before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1;
    background-attachment: fixed;
    background-color: transparent;
    /*background-image: radial-gradient(transparent, transparent 1px, #000000 3px);*/
    background-image: url(https://cdn.jsdelivr.net/gh/Fuukei/Public_Repository@latest/vision/basic/dot.gif);
    background-size: 3px 3px;
    background-position: center center;
    overflow: hidden;
}